X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fusb%2Fgadget%2Fdwc2_udc_otg.c;h=cb44374e81a615c2c4cccdc7cb526ee5b5444721;hb=87fcdca6be8641d8aa7c4e31ccb6cb7d5177359e;hp=ffe2952f56b1bfa170d0657da43b11a074c734f1;hpb=4832e17787acb29734d895751bc7a594908aecc6;p=u-boot

diff --git a/drivers/usb/gadget/dwc2_udc_otg.c b/drivers/usb/gadget/dwc2_udc_otg.c
index ffe2952f56..cb44374e81 100644
--- a/drivers/usb/gadget/dwc2_udc_otg.c
+++ b/drivers/usb/gadget/dwc2_udc_otg.c
@@ -19,7 +19,7 @@
  */
 #undef DEBUG
 #include <common.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
 #include <linux/list.h>
 #include <malloc.h>
 
@@ -63,13 +63,11 @@ static char *state_names[] = {
 	"WAIT_FOR_NULL_COMPLETE",
 };
 
-#define DRIVER_DESC "DWC2 HS USB OTG Device Driver, (c) Samsung Electronics"
 #define DRIVER_VERSION "15 March 2009"
 
 struct dwc2_udc	*the_controller;
 
 static const char driver_name[] = "dwc2-udc";
-static const char driver_desc[] = DRIVER_DESC;
 static const char ep0name[] = "ep0-control";
 
 /* Max packet size*/
@@ -403,6 +401,7 @@ static void reconfig_usbd(struct dwc2_udc *dev)
 	int i;
 	unsigned int uTemp = writel(CORE_SOFT_RESET, &reg->grstctl);
 	uint32_t dflt_gusbcfg;
+	uint32_t rx_fifo_sz, tx_fifo_sz, np_tx_fifo_sz;
 
 	debug("Reseting OTG controller\n");
 
@@ -415,7 +414,11 @@ static void reconfig_usbd(struct dwc2_udc *dev)
 		|0<<7		/* Ulpi DDR sel*/
 		|0<<6		/* 0: high speed utmi+, 1: full speed serial*/
 		|0<<4		/* 0: utmi+, 1:ulpi*/
+#ifdef CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8
+		|0<<3		/* phy i/f  0:8bit, 1:16bit*/
+#else
 		|1<<3		/* phy i/f  0:8bit, 1:16bit*/
+#endif
 		|0x7<<0;	/* HS/FS Timeout**/
 
 	if (dev->pdata->usb_gusbcfg)
@@ -463,18 +466,27 @@ static void reconfig_usbd(struct dwc2_udc *dev)
 	/* 10. Unmask device IN EP common interrupts*/
 	writel(DIEPMSK_INIT, &reg->diepmsk);
 
+	rx_fifo_sz = RX_FIFO_SIZE;
+	np_tx_fifo_sz = NPTX_FIFO_SIZE;
+	tx_fifo_sz = PTX_FIFO_SIZE;
+
+	if (dev->pdata->rx_fifo_sz)
+		rx_fifo_sz = dev->pdata->rx_fifo_sz;
+	if (dev->pdata->np_tx_fifo_sz)
+		np_tx_fifo_sz = dev->pdata->np_tx_fifo_sz;
+	if (dev->pdata->tx_fifo_sz)
+		tx_fifo_sz = dev->pdata->tx_fifo_sz;
+
 	/* 11. Set Rx FIFO Size (in 32-bit words) */
-	writel(RX_FIFO_SIZE >> 2, &reg->grxfsiz);
+	writel(rx_fifo_sz, &reg->grxfsiz);
 
 	/* 12. Set Non Periodic Tx FIFO Size */
-	writel((NPTX_FIFO_SIZE >> 2) << 16 | ((RX_FIFO_SIZE >> 2)) << 0,
+	writel((np_tx_fifo_sz << 16) | rx_fifo_sz,
 	       &reg->gnptxfsiz);
 
 	for (i = 1; i < DWC2_MAX_HW_ENDPOINTS; i++)
-		writel((PTX_FIFO_SIZE >> 2) << 16 |
-		       ((RX_FIFO_SIZE + NPTX_FIFO_SIZE +
-			 PTX_FIFO_SIZE*(i-1)) >> 2) << 0,
-		       &reg->dieptxf[i-1]);
+		writel((rx_fifo_sz + np_tx_fifo_sz + tx_fifo_sz*(i-1)) |
+			tx_fifo_sz << 16, &reg->dieptxf[i-1]);
 
 	/* Flush the RX FIFO */
 	writel(RX_FIFO_FLUSH, &reg->grstctl);
@@ -557,8 +569,8 @@ static int dwc2_ep_enable(struct usb_ep *_ep,
 	}
 
 	/* hardware _could_ do smaller, but driver doesn't */
-	if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK
-	     && le16_to_cpu(get_unaligned(&desc->wMaxPacketSize)) !=
+	if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK &&
+	     le16_to_cpu(get_unaligned(&desc->wMaxPacketSize)) >
 	     ep_maxpacket(ep)) || !get_unaligned(&desc->wMaxPacketSize)) {
 
 		debug("%s: bad %s maxpacket\n", __func__, _ep->name);